Abstract: Various embodiments are generally directed to techniques for reducing the time required for a node to take over for a failed node or to boot. An apparatus includes an access component to retrieve a metadata from a storage device coupled to a first D-module of a first node during boot, the metadata generated from a first mutable metadata portion and an immutable metadata portion, and the first metadata specifying a first address of a second D-module of a second node; a replication component to contact the second data storage module at the first address; and a generation component to, in response to failure of the contact, request a second mutable metadata portion from a N-module of the first node and generate a second metadata from the second mutable metadata portion and the immutable metadata portion, the second mutable metadata portion specifying a second address of the second D-module.

Abstract: A distributed storage system including a server is configured to accept a request including a consistency indicator that flags for the server that cross datacenter consistency is desired. The server may be required to detect the consistency indicator and in response, to determine a consistency key based at least in part on the request. In an example aspect, the consistency key may comprise a hash value determined by a hash function shared across datacenters, whereby every datacenter may determine the same consistency key for a given resource and datacenter combination. The server may be further configured to determine a preferred datacenter for handling the request based at least in part on the consistency key, and thereafter to redirect the request to the preferred datacenter. In embodiments, the consistency indicator may also denote a scope of the strong consistency required by the calling client.

Abstract: The present disclosure related to routing methods. One example method includes configuring a first path and a second path in charge of load sharing for a data flow, and configuring a third path in charge of reroute protection. A first group entry is generated for instructing the forwarding device to use the first path and the second path as load-sharing paths and use the third path to perform reroute protection on the first path and the second path. A flow entry for instructing to perform an operation of going to the first group entry is generated.

Abstract: A series of smart phones are mounted in respective tripods to capture motion of a person wearing markers, such as marker balls or reflectors. The videos from the phones are stripped of objects other than the markers and the videos of the markers are combined to render a 3D motion capture structure that may be applied to an image of a VR icon to cause the VR icon to move as the person originally moved.

Abstract: Methods for provisioning and managing Internet-of-Things (IoT) devices over a network using device based tunneled nodes are provided. In one aspect, a method includes receiving, by a first network device in a network, data originated from an Internet-of-Things (IoT) device; identifying a device type of the IoT device by analyzing data packets of the received data; obtaining, by the first network device, a device profile for the IoT device, wherein the device profile is used for provisioning the IoT device to access the network; and provisioning the IoT device using the device profile, wherein the provisioning includes at least one of (1) identifying a tunneling attribute in the device profile; and (2) identifying a constrained application protocol (CoAP) parameter in the device profile, wherein the CoAP parameter is used to zero touch provision one or more device attributes of the IoT device. Systems and machine-readable media are also provided.

Abstract: A method for configuring a managed forwarding element (MFE) to perform logical routing operations in a logical network on behalf of a hardware switch is described. The method of some embodiments receives data that defines a logical router that logically connects several different end machines operating on several different host machines to different physical machines that are connected to the hardware switch. The method, based on the received data, defines a number of routing components for the logical router. In some embodiments, the method then configures the MFE to implement the routing components in order to enable the MFE to perform logical routing operations on behalf of the hardware switch.

Abstract: Aspects of the subject disclosure may include, for example, generating, at a first point in time, a first prediction regarding a likelihood that a communication device will attempt to connect to a service of a network at a second point in time that is subsequent to the first point in time, generating, at a third point in time that is prior to the second point in time, a second prediction regarding a scope of coverage of the network at the second point in time, and generating, by the processing system, a first ad-hoc network, modifying, by the processing system, a parameter of a second ad-hoc network, or a combination thereof, in accordance with the first prediction and the second prediction to extend the scope of coverage. Other embodiments are disclosed.

Abstract: A system and method for device to device (D2D) network-assisted device discovery are provided. The method includes initiating the D2D network-assisted device discovery of a receiving UE to enable a target UE and the receiving UE to establish a D2D communication. The method also includes performing a discovery feasibility measurement to determine whether a D2D communication between the target UE and the receiving UE is feasible. The method further includes transmitting a discovery setup message and receiving a discovery report from the target UE.

Abstract: Technologies for adaptive platform resource management include a compute node to manage a processor core mapping scheme between virtual machines (VMs) and a virtual switch of the compute node via a set of virtual ports. The virtual switch is also coupled to a network interface controller (NIC) of the compute node via another set of virtual ports. Each of the VMs is configured to either provide ingress or egress to the NIC or provide ingress/egress across the VMs, via the virtual ports. The virtual ports for providing ingress or egress to the NIC are pinned to a same processor core of a processor of the compute node, and each of the virtual ports for providing ingress and/or egress across the VMs are pinned to a respective processor core of the processor such that data is transferred across VMs by coupled virtual ports that are pinned to the same processor core.

Abstract: A communication system includes an outdoor gateway and an indoor gateway. The outdoor gateway includes: a communication IF that connects to an outdoor network; and a communication IF that communicates wirelessly. The indoor gateway includes: a communication IF that connects to an indoor network; and a communication IF that connects, via wireless communication, to the communication IF included in the outdoor gateway.

Abstract: A method and apparatus for routing a plurality of session packets across a network toward a destination modifies each packet to include a sequence number that is different from the sequence number of other packets in the plurality of packets. Accordingly, at this point, each of the plurality of packets is transformed into a corresponding plurality of processed packets. The method also duplicates the plurality of processed packets to produce a corresponding plurality of duplicated packets. Next, the method forwards the plurality of processed packets toward the destination using a first stateful path through the network, and correspondingly forwards the plurality of duplicated packets toward the destination using a second stateful path through the network. In preferred embodiments, the first stateful path is different from the second stateful path. For example, the two paths may be entirely distinct in that they share no common intermediary elements.

Abstract: The technologies described herein are generally directed toward shedding processing loads associated with route updates. According to an embodiment, a system can comprise a processor and a memory that can enable operations facilitating performance of operations including facilitating receiving, from a second routing device, a route update for a routing table of the first routing device, wherein the route update is associated with a route. The operations can further comprise evaluating a value of the route update, resulting in an evaluated value of the route update. The operations can further comprise updating an entry of the routing table based on the route update and the evaluated value of the route update.

Abstract: Techniques in advanced deep learning provide improvements in one or more of accuracy, performance, and energy efficiency. An array of processing elements performs flow-based computations on wavelets of data. Each processing element has a respective compute element and a respective routing element. Each compute element has memory. At least a first single neuron is implemented using resources of a plurality of the array of processing elements. At least a portion of a second neuron is implemented using resources of one or more of the plurality of processing elements. In some usage scenarios, the foregoing neuron implementation enables greater performance by enabling a single neuron to use the computational resources of multiple processing elements and/or computational load balancing across the processing elements while maintaining locality of incoming activations for the processing elements.

Abstract: A method (20) of planning deployment of a node (2c) in a communications network (1) is disclosed. The method (20) is performed by an unmanned aerial vehicle (3) and comprises: flying (21) to a candidate location (c1, . . . , c9), performing (22), at the candidate location (c1, . . . , c9), measurements on a wireless link (La, Lb) to at least one network node (2a, 2b), and providing (23) measurement results of the measurements to an entity (9). A corresponding method in an entity is also provided, an unmanned aerial vehicle, an entity, computer programs and computer program products.

Abstract: The examples described herein provide for a Secondary Base Station (SeNB) Change procedure in a system configured to provide Dual Connectivity, where the SeNB Change procedure does not include the RACH procedure. As part of the SeNB Change procedure, a UE device generates a request that the Target Secondary base station (Target SeNB) is to send a Media Access Control (MAC) message to the UE device. In some examples, the request can be configured to specify a particular MAC Control Element that the Target SeNB should send in response to receiving the request. Upon receipt of the request, the Target SeNB transmits the requested MAC message to the UE device, along with TA information, if required. The UE device determines when the SeNB Change procedure has been completed, based at least partially on when the requested MAC message is received from the Target SeNB.

Abstract: A method performed by a wireless communication device includes determining whether to transmit a first Sidelink Synchronization Signal (SLSS) according to a priority parameter when an occasion of the first SLSS collides with a Physical Sidelink Feedback Channel (PSFCH) that carries Sidelink Feedback Control Information (SFCI). The priority parameter is associated with a Physical Sidelink Shared Channel (PSSCH) that corresponds to the PSFCH.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present invention presents a method for efficiently estimating a physical channel and, according to the present invention, a terminal of a communication system receives a synchronization signal from a base station, receives a broadcast channel from the base station, and can estimate the broadcast channel on the basis of the synchronization signal.

Abstract: An overlay network is enhanced to provide traffic delivery using anycast and end user mapping. An anycast IP address is associated with sets of forwarding machines positioned in the overlay network. These locations correspond with IP addresses for zero rated billing traffic. In response to receipt at a forwarding machine of a packet, the machine issues an end user mapping request to the mapping mechanism. The mapping request has an IP address associated with the client from which the end user request originates. The mapping mechanism resolves the request and provides a response to the request. The response is an IP address associated with a set of server machines distinct from the forwarding machine. The forwarding machine encapsulates the packet and proxies the connection to the identified server. The server receives the connection, decapsulates the request, and processes the packet. The server machine responds to the requesting client directly.

Abstract: Techniques are described for managing internet-of-things (IoT) devices, such as managing the storage of data generated by the IoT devices, managing the access, to the data, by users, processes, and/or other entities, managing command and control of the devices, and so forth. In some implementations, an IoT platform is provided for IoT device management, and the IoT platform can be agnostic with respect to providers. For example, the IoT platform may provide one or more common interfaces that enable communications with IoT devices that are manufactured by different device providers. In some implementations, a distributed ledger system (DLS) is employed to facilitate IoT device management. For example, the DLS can act as a gateway and/or overall interface to control access of users, processes, devices, IoT device providers, and/or other entities to the IoT devices and/or to an IoT platform.

Abstract: Systems and methods of automatically creating and operating a Maintenance End Point (MEP) include, at a slave/reactive network device, receiving an Operations, Administration, and Maintenance (OAM) Protocol Data Unit (PDU) with a destination Media Access Control (MAC) address equal to an interface address of the slave/reactive network device; automatically creating the MEP based on the received OAM PDU and attributes contained in a header of the OAM PDU, wherein the MEP is with a master/active network device; and operating an OAM session with the master/active network device including exchanging Continuity Check Messages (CCMs) with an interval learned from received CCMs from the master/active network device. The systems and methods can further include automatically deleting the MEP responsive to failing to receive any OAM PDUs from the master/active network device during the operating for a predetermined time.

Abstract: Systems and techniques are described to facilitate using secure tokens for stateless software defined networking. An initial configuration may be created for deploying a network device at a deployment site. A cryptographically secure certificate may be created that includes the initial configuration for deploying the network device at the deployment site. The cryptographically secure certificate may be stored in a secure token that can be inserted into a secure token reader that is located at the deployment site and communicatively coupled to the device at the deployment site. The network device may then be configured at the deployment site by using the secure token.

Abstract: The disclosure relates to a network function for supporting end-to-end communication services in a communication network, wherein the communication network comprises a first management system for managing a 3GPP 5G subnetwork and a second management system for managing a 3GPP legacy subnetwork and/or a non-3GPP subnetwork. The network function provides an interface between the first management system and the second management system. The first management system and/or the second management system comprises a plurality of network management functions and/or network management function instances. The network function also selects one or more of the plurality of network management functions and or network management function instances in response to a service request on the basis of a load balancing requirement, a minimum latency requirement defined by the service request and/or a quality of a service requirement defined by the service request.

Abstract: A network device may be configured to: send a preemptive scheduling request to an Integrated Access and Backhaul (IAB) node over a wireless link between the network device and the IAB node; receive a scheduling grant from the IAB node over the wireless link; and send data to the IAB node over the wireless link at times indicated by the scheduling grant from the IAB node.

Abstract: Systems and methods for receiving information on network firewall policy configurations are disclosed. Based on the received firewall configuration information, a configuration of a firewall and/or subnet of network devices is automatically provisioned and/or configured to control network traffic to and from the subnet.

Abstract: An information obtaining unit (53) of a monitoring apparatus (40) obtains from each node, topology map information created in each node by an exchange of information and sharing of information between nodes that belong to a ring network. The topology map information is information that indicates a connection relation between the nodes in the ring network. A topology comparison unit (54) of the monitoring apparatus (40) compares the topology map information obtained from each node by the information obtaining unit (53) with topology definition information retained in a memory (42) beforehand, and determines whether or not a configuration of the ring network is according to design. The topology definition information is information that defines the connection relation between the nodes in the ring network.

Abstract: A method for providing cloud network reachability analysis includes receiving a reachability query requesting a reachability status of a target including a packet header associated with a data packet. The packet header includes a source IP address and a destination IP address. The method also includes generating one or more simulated forwarding paths for the data packet based on the packet header using a data plane model. Each simulated forwarding path includes corresponding network configuration information. The method includes determining the reachability status of the target based on the one or more simulated forwarding paths and providing the determined reachability status and the one or more simulated forwarding paths to a user device associated with the reachability query which causes the user device to present the network configuration information for each simulated forwarding path.

Abstract: Methods and apparatuses are described for cooperation of two or more devices to improve the transmissions over a Uu interface. A source receives or transmits an indicator indicating a first mode of two modes of cooperation between the source apparatus and at least a first cooperating device. The two modes of cooperation includes a joint communication mode and a relay mode of cooperation. If the first mode is the joint communication mode, at least a portion of the data, intended for the intended recipient, is transmitted to at least the first cooperating device to be further transmitted by the first cooperating device to the intended recipient. A same or different portion of the data is transmitted to the intended recipient or to a second cooperating device to be further transmitted by the second cooperating device to the intended recipient.

Abstract: Techniques are described for providing logical networking functionality for managed computer networks, such as for virtual computer networks provided on behalf of users or other entities. In some situations, a user may configure or otherwise specify a network topology for a virtual computer network, such as a logical network topology that separates multiple computing nodes of the virtual computer network into multiple logical sub-networks and/or that specifies one or more logical networking devices for the virtual computer network. After a network topology is specified for a virtual computer network, logical networking functionality corresponding to the network topology may be provided in various manners, such as without physically implementing the network topology for the virtual computer network. In some situations, the computing nodes may include virtual machine nodes hosted on one or more physical computing machines or systems, such as by or on behalf of one or more users.

Abstract: Provided is an access selection method. The method includes the following steps: a first transmission node receives configuration information of one of a parent node or a neighboring cell, and the first transmission node performs a measurement, monitoring, or a selection on an accessed parent node according to the configuration information. Further provided is an access selection apparatus, an electronic apparatus and a storage medium.

Abstract: Provided are a terminal apparatus and a communication method that are able to improve communication quality and an acquisition rate of transmission opportunity in a communication system requiring carrier sense. The terminal apparatus of the invention includes a reception unit that receives a frame and changes a CCA method on the basis of information included in the frame. The CCA method includes a method of setting a CCA level as a value other than a predetermined value of the CCA level. The reception unit has a function of performing carrier sense and a method of changing the CCA level includes a method of setting a period in which the carrier sense is performed as a value other than a value of a predetermined carrier sense period.

Abstract: The present disclosure relates to systems, methods, and non-transitory computer-readable media that generate compressed metric data for digital metrics utilizing a graph-based compression dictionary and time slice compression. For instance, the disclosed systems can utilize a dynamically modifiable graph-based compression dictionary to generate compressed metric label identifiers for metric labels of digital metrics. The graph-based compression dictionary can include nodes and edges corresponding to metric label segments and metric label identifier values, respectively. The disclosed systems can traverse the graph-based compression dictionary using a metric label to determine the corresponding compressed metric label identifier. The disclosed systems can further generate delta compression values for the metric values of the digital metrics. For instance, the disclosed systems can compare metric values within a single time slice (e.g., a time stamp) to generate corresponding delta compression values.

Abstract: The disclosure relates to reduced signaling to carry out the linking between new radio (NR) carrier aggregation (CA) band combinations and NR band processing combinations (BPCs), and includes apparatus and methods of receiving, at a modem of a user equipment (UE), a UE configuration from a base station based on UE band combination constraint information, configuring the UE, by a processor of the UE, according to the UE configuration, and performing a communication with the base station, via the modem of the UE, according to the UE configuration. In an implementation, the disclosure includes transmitting the UE band combination constraint information, such as in the form of receiving a total number of layers supported in a CA band combination, and wherein receiving the UE configuration further comprises receiving a CA combination and a BPC configuration in response to the UE band combination constraint information.

Abstract: In a communication system including a communication apparatus and a communication terminal which are able to perform wireless communication with each other, the communication apparatus includes a first wireless communication interface conforming to a Bluetooth standard and including a plurality of antennas, and the communication terminal includes a second wireless communication interface conforming to the Bluetooth standard and one or more controllers configured to acquire angle information and radio field intensity information based on a result of a plurality of radio waves respectively emitted from the plurality of antennas having been received by the second wireless communication interface, and, in response to the angle information and the radio field intensity information having satisfied a predetermined condition, transmit a request for establishment of wireless communication conforming to the Bluetooth standard to the first wireless communication interface via the second wireless communication interface

Abstract: Methods and apparatus for implementing and controlling a firewall in a router, e.g., a home router, are described. Network traffic through a router is monitored and analyzed the network to identify devices and the type of one or more of the identified devices. In some embodiments, the device type identification is performed using a neural network. The router stores a set of firewall templates. At different times a different templates are applied, e.g. based on mode of operation, user selection, and/or time information. Rules in a firewall template, applicable at a given time to traffic corresponding to identified devices, that are attempting to send or receive via the router, are applied. Different rules may, and sometimes do, apply to different device type classifications.

Abstract: Systems and methods may use a math programming model for designing an edge cloud network. The edge cloud network design may depend on various factors, including the number of edge cloud nodes, edge cloud node location, or traffic coverage, among other things.

Abstract: To receive data in data field of a PHY Protocol Data Unit (PPDU), wherein the data field includes mid-ambles, a number of mid-ambles and a number of data symbols included in the data field is determined. The number of mid-ambles is determined according to information in an HE-SIG-A field of the PPDU, information in an L-SIG field of the PPDU, and one or more predetermined values prescribed by a standard. The number of data symbols may be determined using the number of the mid-ambles, and the data received according to the number of mid-ambles and the number of data symbols.

Abstract: This application provides a context management method and apparatus, to resolve a problem that contexts of a large quantity of terminals occupy a large amount of storage space of an AMF entity. The method includes: when a first core network device has stored group information corresponding to a terminal, establishing, by the first core network device, a correspondence between the terminal and the group information. This application relates to the field of communications technologies.

Abstract: A synchronization device and a synchronization method for synchronizing a first node and a second node are provided. The first node supports a first time protocol profile, and the second node supports a second time protocol profile. The synchronization method includes: providing a system operating time by a counter; communicating with the first node based on the first time protocol profile to obtain first synchronization information; calculating a time delay according to the first synchronization information, and correcting the system operating time according to the time delay to generate a corrected system operating time; and communicating with the second node based on the second time protocol profile so as to provide the second node with second synchronization information according to the corrected system operating time.

Abstract: A method of accessing and managing content in a network based on unique standardized hierarchal identifications. A request is received from a first electronic device to access the network. The device is associated with a unique identification comprising a plurality of hierarchal sections, each section identifying a hierarchal subsection of the network. A set of profiles are assigned to the device, each profile associated with one of the hierarchal subsections, the profile associated with the lowest level in the hierarchy associated with the device and other profiles in the set associated with the hierarchical levels of the network. A set of profiles of other devices is displayed on the device. The identification of each device in the set is associated with at least one hierarchal section of the first device identification. Messages received from the first device to another electronic device in the set are sent to the other device.

Abstract: A method determines a topology modification for a geographical area; determines a set of coverage region(s) in the geographical area that are adjacent to a target coverage region, the target coverage region being associated with a first regionalized server configured to communicate with vehicular traffic in the target coverage region, the set of coverage region(s) being respectively associated with a set of second regionalized server(s), each second regionalized server being configured to communicate with vehicular traffic in a corresponding coverage region of the set of coverage region(s); determines that a region count of the set of coverage region(s) satisfies a region count threshold; responsive to determining that the region count of the set of coverage region(s) satisfies the region count threshold, determines a morphing portion for each coverage region in the set of coverage region(s); and morphs the set of coverage region(s) based on the corresponding morphing portions.

Abstract: A method for enabling a smart device to access a network can be applied to a server of an online shopping system, the method including: receiving a purchase order for the smart device submitted by a designated user, and determining the smart device shipped corresponding to the purchase order; and in response to that the purchase order includes at least one network configuration information, sending a write signal, the write signal is used to notify writing of the network configuration information to the smart device, so as to enable the smart device to access a network according to the network configuration information.

Abstract: A method performs round-trip time determination between a source element and a target element, the source element is a forwarding element of a software defined network, which also includes a software defined network controller for controlling the forwarding elements. The method includes: instructing the source element to install a low priority detection rule, the low priority detection rule being triggerable by an incoming pong probe packet; instructing the source element to install at least one high priority detection rule having a timeout period, the high priority detection rule being triggerable by the incoming pong probe packet; instructing the source element to send a ping probe packet from the source element to the target element; deriving an estimate range for the round-trip time based on the detection rule being triggered by the pong probe packet received by the source element from the target element in response to the ping probe packet.

Abstract: A method comprises configuring an address-to-SC unit (A2SU) of each of a plurality of CPU chips based on a number of valid SC chips in the computer system. Each of the plurality of CPU chips is coupled to each of the SC chips in a leaf-spine topology. The A2SU is configured to correlate each of a plurality of memory addresses with a respective one of the valid SC chips. The method further comprises, in response to detecting a change in the number of valid SC chips, pausing operation of the computer system including operation of a cache of each of the plurality of CPU chips; while operation of the computer system is paused, reconfiguring the A2SU in each of the plurality of CPU chips based on the change in the number of valid SC chips; and in response to reconfiguring the A2SU, resuming operation of the computer system.

Abstract: Techniques are described by which a network management system (NMS) provides a common user interface (UI) to enable a user to collectively configure network devices to establish an EVPN topology. For example, an NMS is configured to: generate data representative of a common UI comprising UI elements representing a plurality of network devices to be configured in an EVPN topology; receive, via the common UI, an indication of a user input selecting one or more of the UI elements representing selected network devices; generate UI elements representing a plurality of ports of the selected network devices; receive, via the common UI, an indication of a user input selecting the UI elements representing one or more selected ports; and generate, based on the one or more selected network devices and one or more selected ports, topology relationship information of the one or more selected devices to establish the EVPN topology.

Abstract: Some embodiments provide a method for a first device to join a group of related devices. The method receives input of a password for an account with a centralized entity and a code generated by a second device in the group. When the second device determines that the code input on the first device matches the generated code, the method receives an authentication code from the second device for authorizing the first device with the entity as a valid device for the account. The method uses the password and information regarding the first device to generate an application to the group. After sending the application to the second device, the method receives information from the second device that enables the first device to add itself to the group. The second device verifies the generated application, and the method uses the information received from the second device to join the group.

Abstract: Broadly speaking, the present techniques relate to a computer implemented method comprising: receiving, at a first server, one or more device identifiers from a device; determining, with the first server, the availability of a resource template for the device based on or in response to the one or more device identifiers; when the resource template is available for the device: provisioning, from the first server to the device, a template identifier to enable the device to register with a second server using the template identifier.

Abstract: Techniques are provided for storage area network (SAN) connectivity management using switch fabric conditions. One method comprises ranking switches in a SAN that provides connectivity between host devices and storage arrays, wherein the ranking is based on a port utilization metric for a subset of the switches and/or an evaluation of switch performance degradation events associated with one or more of the switches; evaluating an input/output load of a workload executing on a host device; and determining a path between a given host device and a given storage array through the SAN based on the ranking and the evaluated input/output load of the workload. For a workload being deployed on a new host device, the evaluating may comprise determining an application type of the workload. Alternate switches may be identified based on a comparison of a peak load of a given switch and a peak load of an alternate switch for at least one time period.

Abstract: The present disclosure provides a method and electronic apparatus for wireless communication and a computer readable storage medium. The electronic apparatus comprises a processing circuit. The electronic apparatus is configured to determine whether a related parameter of an available component carrier in a sidelink satisfies a preset condition; and if the related parameter satisfies a present condition, to configure the available parameter for use as a secondary component carrier in carrier aggregation of the sidelink.

Abstract: The disclosure relates to a motor vehicle having a data network via multiple control devices of the motor vehicle for exchanging message data (that are coupled together, wherein the data network is subdivided into different domains and via each of the domains respectively some of the control devices are coupled to the data network and in each domain respectively other of the control devices are included and the exchange of message data is blocked between the control devices of different domains or permitted only as a function of an authorization check of at least one domain transition is provided. The disclosure provides that the data network also includes an overall domain and each of the control devices is also coupled via the overall domain to the data network.

Abstract: According to one or more embodiments of the disclosure, a first tunnel router may receive a reservation request to establish a deterministic path between a first node and a second node. The first tunnel router may determine, based on the reservation request, a destination address of the second node. The first tunnel router may identify, based on the destination address of the second node, a second tunnel router associated with the second node. The first tunnel router may encapsulate a deterministic packet sent by the first towards the second node into a tunnel packet, wherein a multicast address in a header of the tunnel packet is set to the destination address of the second node. The first tunnel router can forward the tunnel packet along the deterministic path. The multicast address in the header of the tunnel packet causes nodes to send the tunnel packet according to the deterministic path.